3518491 has 2 divisors, whose sum is σ = 3518492. Its totient is φ = 3518490.

The previous prime is 3518479. The next prime is 3518513. The reversal of 3518491 is 1948153.

3518491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3518491 - 2²¹ = 1421339 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (3518461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1759245 + 1759246.

It is an arithmetic number, because the mean of its divisors is an integer number (1759246).

Almost surely, 2^3518491 is an apocalyptic number.

3518491 is a deficient number, since it is larger than the sum of its proper divisors (1).

3518491 is an equidigital number, since it uses as much as digits as its factorization.

3518491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 31.

The square root of 3518491 is about 1875.7641109692. The cubic root of 3518491 is about 152.0963579930.

The spelling of 3518491 in words is "three million, five hundred eighteen thousand, four hundred ninety-one".